| (19) |
 |
|
(11) |
EP 1 903 065 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
03.06.2009 Bulletin 2009/23 |
| (43) |
Date of publication A2: |
|
26.03.2008 Bulletin 2008/13 |
| (22) |
Date of filing: 21.09.2007 |
|
| (51) |
International Patent Classification (IPC):
|
|
| (84) |
Designated Contracting States: |
|
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO
SE SI SK TR |
|
Designated Extension States: |
|
AL BA HR MK RS |
| (30) |
Priority: |
22.09.2006 US 846453 P
|
| (71) |
Applicant: Rohm and Haas Company |
|
Philadelphia, PA 19106-2399 (US) |
|
| (72) |
Inventors: |
|
- Baxter, Steven Michael
Chalfont, Pennsylvania 18914 (US)
- Schwartz, Curtis
Ambler, Pennsylvania 19002 (US)
- Zeng, Fanwen
Belle Mead, New Jersey 08502 (US)
|
| (74) |
Representative: Buckley, Guy Julian et al |
|
Rohm and Haas Europe Services ApS - UK Branch
European Patent Department
4th Floor
22 Tudor Street
London
EC4Y 0AY
London
EC4Y 0AY (GB) |
|
| |
|
| (54) |
Polymer compositions containing polyurethanes |
(57) There is provided a polymer composition comprising at least one acrylic polymer and
at least one sulfonated polyurethane, wherein said acrylic polymer comprises 5% or
more by weight, based on the dry weight of said acrylic polymer, polymerized units
of at least one carboxyl functional monomer. Also provided are a method of making
such a polymer composition and a method of treating hair using such a polymer composition.